/**
* generates an image from arbitrary text.
* @param string text to place on image
* @param string file name
* @return void
*/
function generate($name, $overwrite = false)
{
$text = self::get_surname($name->sortkeyprefix);
$filename = $name->pageid;
$options = wkwThemeAdmin::get_datascape_options();
/* get image path */
$uploads_dir = wp_upload_dir();
$namesDir = $uploads_dir["basedir"] . "/wkw-cache/names";
$filename = $namesDir . "/" . $filename . ".png";
if (file_exists($filename)) {
if ($overwrite) {
@unlink($filename);
} else {
return;
}
}
/* settings */
$fontPath = get_template_directory() . '/fonts/HandsomePro-Extended.ttf';
$fontSize = $options["fontsize"];
$textcolour = $name->urltitle ? wkwThemeAdmin::hex2RGB($options["names_colour"]) : wkwThemeAdmin::hex2RGB($options["names_colour_unlinked"]);
/* get dimensions of image */
$bbox = imagettfbbox($fontSize, 0, $fontPath, $text);
$width = $bbox[4] + 24;
$height = $fontSize * 2;
/* set baseline */
$y = $fontSize * 1.25;
/* create image */
$im = self::createImage($width, $height);
/* set colour */
$colour = imagecolorallocate($im, $textcolour["red"], $textcolour["green"], $textcolour["blue"]);
/* Add the text */
imagettftext($im, $fontSize, 0, 12, $y, $colour, $fontPath, $text);
/* save image */
imagepng($im, $filename, 9);
/* clean up */
imagedestroy($im);
}
$pageid = $name->pageid;
$title = $name->title;
$urltitle = $name->urltitle;
$surname = $name->surname;
$lastmod = $name->lastmod;
break;
}
}
}
if (!$pageid) {
/* get a random page if none specified */
$rand_index = array_rand($all_names);
header("Location: " . get_bloginfo("url") . "/names/" . $all_names[$rand_index]->urltitle);
exit;
}
$datascape_options = wkwThemeAdmin::get_datascape_options();
?>
<!doctype html><!--[if IEMobile 7]><html class="no-js iem7"><![endif]-->
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<meta charset="<?php
bloginfo('charset');
?>
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<title>Who Knew Whom</title>
<meta name="HandheldFriendly" content="True">
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